max17042_battery: Move dev_pm_ops struct under CONFIG_PM

This is what we do for the rest of the drivers, saves some bytes.

Plus a small style change while at it.
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>

drivers/power/max17042_battery.c

@@ -727,7 +727,8 @@ static int max17042_suspend(struct device *dev)
 {
 	struct max17042_chip *chip = dev_get_drvdata(dev);
 
-	/* disable the irq and enable irq_wake
+	/*
+	 * disable the irq and enable irq_wake
 	 * capability to the interrupt line.
 	 */
 	if (chip->client->irq) {
@@ -751,9 +752,15 @@ static int max17042_resume(struct device *dev)
 
 	return 0;
 }
+
+static const struct dev_pm_ops max17042_pm_ops = {
+	.suspend	= max17042_suspend,
+	.resume		= max17042_resume,
+};
+
+#define MAX17042_PM_OPS (&max17042_pm_ops)
 #else
-#define max17042_suspend NULL
-#define max17042_resume NULL
+#define MAX17042_PM_OPS NULL
 #endif
 
 #ifdef CONFIG_OF
@@ -770,16 +777,11 @@ static const struct i2c_device_id max17042_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, max17042_id);
 
-static const struct dev_pm_ops max17042_pm_ops = {
-	.suspend		= max17042_suspend,
-	.resume			= max17042_resume,
-};
-
 static struct i2c_driver max17042_i2c_driver = {
 	.driver	= {
 		.name	= "max17042",
 		.of_match_table = of_match_ptr(max17042_dt_match),
-		.pm	= &max17042_pm_ops,
+		.pm	= MAX17042_PM_OPS,
 	},
 	.probe		= max17042_probe,
 	.remove		= __devexit_p(max17042_remove),